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- #define MAXPTR (char *)-1 /* max value of any pointer variable */
- #ifdef NROFF /*NROFF*/
- #define EM t.Em
- #define HOR t.Hor
- #define VERT t.Vert
- #define INCH 240 /*increments per inch*/
- #define SPS INCH/10 /*space size*/
- #define SS INCH/10 /* " */
- #define TRAILER 0
- #define UNPAD 0227
- #define PO 0 /*page offset*/
- #define ASCII 1
- #define PTID 1
- #define LG 0
- #define DTAB 0 /*set at 8 Ems at init time*/
- #define ICS 2*SPS
- #define TEMP 256 /*65K*/
- #endif
- #ifndef NROFF /*TROFF*/
- #define INCH 432 /*troff resolution*/
- #define SPS 20 /*space size at 10pt; 1/3 Em*/
- #define SS 12 /*space size in 36ths of an em*/
- #define TRAILER 6048 /*144*14*3 = 14 inches*/
- #define UNPAD 027
- #define PO 416 /*page offset 26/27ths inch*/
- #define HOR 1
- #define VERT 3
- #define EM (6*(pts&077))
- #define ASCII 0
- #define PTID 0
- #define LG 1
- #define DTAB (INCH/2)
- #define ICS 3*SPS
- #define TEMP 512 /*128K*/
- #endif
-
- #include <signal.h>
- #define NARSP 0177 /*narrow space*/
- #define HNSP 0226 /*half narrow space*/
- #define PS 10 /*default point size*/
- #define FT 0 /*default font position*/
- #define LL 65*INCH/10 /*line length; 39picas=6.5in*/
- #define VS INCH/6 /*vert space; 12points*/
- #define NN 200 /*number registers*/
- /* NN changed Jan 31 from 132 */
- #define NNAMES 14 /*predefined reg names*/
- #define NIF 15 /*if-else nesting*/
- #define NS 64 /*name buffer*/
- #define NTM 256 /*tm buffer*/
- #define NEV 3 /*environments*/
- #define EVLSZ 10 /*size of ev stack*/
- #define EVS 4*256 /*environment size in words*/
- /* BWK - trying 4*256 instead of 3*256 */
- #define NM 300 /*requests + macros*/
- #define DELTA 512 /*delta core bytes*/
- #define NHYP 10 /*max hyphens per word*/
- #define NHEX 128 /*byte size of exception word list*/
- #define NTAB 35 /*tab stops*/
- #define NSO 5 /*"so" depth*/
- #define WDSIZE 170 /*word buffer size*/
- #define LNSIZE 680 /*line buffer size*/
- /* BWK - changed from 480 after EVS changed */
- #define NDI 5 /*number of diversions*/
- #define DBL 0100000 /*double size indicator*/
- #define MOT 0100000 /*motion character indicator*/
- #define MOTV 0160000 /*clear for motion part*/
- #define VMOT 0040000 /*vert motion bit*/
- #define NMOT 0020000 /* negative motion indicator*/
- #define MMASK 0100000 /*macro mask indicator*/
- #define CMASK 0100377
- #define ZBIT 0400 /*zero width char*/
- #define BMASK 0377
- #define BYTE 8
- #define IMP 004 /*impossible char*/
- #define FILLER 037
- #define PRESC 026
- #define HX 0376 /*High-order part of xlss*/
- #define LX 0375 /*low-order part of xlss*/
- #define CONT 025
- #define COLON 013
- #define XPAR 030
- #define ESC 033
- #define FLSS 031
- #define RPT 014
- #define JREG 0374
- #define NTRAP 20 /*number of traps*/
- #define NPN 20 /*numbers in "-o"*/
- #define T_PAD 0101 /*cat padding*/
- #define T_INIT 0100
- #define T_IESC 16 /*initial offset*/
- #define T_STOP 0111
- #define NPP 10 /*pads per field*/
- #define FBUFSZ 256 /*field buf size words*/
- #define OBUFSZ 512 /*bytes*/
- #define IBUFSZ 512 /*bytes*/
- #define NC 256 /*cbuf size words*/
- #define NOV 10 /*number of overstrike chars*/
- #define ZONE 5 /*5hrs for EST*/
- #define TDELIM 032
- #define LEFT 035
- #define RIGHT 036
- #define LEADER 001
- #define TAB 011
- #define TMASK 037777
- #define RTAB 0100000
- #define CTAB 0040000
- #define OHC 024
-
- #define PAIR(A,B) (A|(B<<BYTE))
-
- #define BLK 128 /*alloc block words*/
- #ifdef BIG
- typedef long filep;
- #define NBLIST BIG /*allocation , BIG = 256 per 65k*/
- #define BLKBITS 7 /*for BLK=128*/
- #endif
- #ifndef BIG
- typedef unsigned filep;
- #define NBLIST TEMP /*allocation list, TEMP<=512*/
- /* BLK*NBLIST<=65536 words, if filep=unsigned */
- #define BLKBITS 0
- #endif
-
-